{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006886","490:4900001555","494:4940008306","490:4900001421","490:4900003032","494:4940008781","494:4940007230","493:4930006884","490:4900002882","490:4900006400","494:4940008833","490:4900004583","466:4660004779","490:4900005654","490:4900007004","480:4800004543","494:4940008665","490:4900002643","490:4900000347","466:4660003940","490:4900007237","494:4940007903","494:4940007160","490:4900006280","490:4900006277"],"twin_admin_codes":[490,490,494,490,490,494,494,493,490,490,494,490,466,490,490,480,494,490,490,466,490,494,494,490,490],"twin_sims":[0.30967813134250544,0.28655835774529337,0.2600393536886537,0.20285565868800487,0.13559794061861696,0.13148499242028092,0.12214332795882084,0.11376768552070263,0.11037043266384658,0.10628530990521812,0.10593705919445504,0.10184529593863999,0.0976769493006868,0.08393204761785493,0.07235531923102041,0.0714038556420403,0.07053545362664221,0.06667080682656445,0.06494667934869709,0.06423274531639073,0.06386680647969195,0.06350305060024716,0.06314634515824065,0.06106072917832286,0.05871250778334787],"twin_dists":[0.19885830903039214,0.20533424006866713,0.21316216151819573,0.2319821999463895,0.25962303665219544,0.26161651607323266,0.2663256856191725,0.2707873253380167,0.2726691896051592,0.27499236399712834,0.2751935970992047,0.27759743223675787,0.28012513014991663,0.2891128470418466,0.2976459356207992,0.29839512988595773,0.2990860169032474,0.30224715372864164,0.3037057980412274,0.3043190733778835,0.30463558145928304,0.3049516755265219,0.30526308565654914,0.30711328318148734,0.3092596257985255],"n_dims_used":45,"mean_confidence":0.9193527221679687},"coverage":{"mean_confidence":0.9193527221679687,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}